Home / 9,766.10-14,640.48-3,918.74

Finding the Fourth Proportional to 9,766.10, 14,640.48 and 3,918.74

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Solution

The fourth proportional to 9,766.10, 14,640.48 and 3,918.74 is: 5,874.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,766.10 : 14,640.48 = 3,918.74 : x
  2. Step 2: Convert to fraction form
    9,766.10/14,640.48 = 3,918.74/x
  3. Step 3: Cross multiply
    9,766.10x = 14,640.48 × 3,918.74
  4. Step 4: Simplify right side
    9,766.10x = 57,372,234.60
  5. Step 5: Solve for x
    x = 57,372,234.60/9,766.10
  6. Step 6: Final answer
    x = 5,874.63

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.